Older versions of JES are available below:

JES 4.2.1 - zero-based indexing

For Windows

Here is the Microsoft Windows release with the Java runtime environment bundled. Extract the zip file and run JES.exe (or jes.bat) to start JES. Click on Edit>Options to set your preferences.jes-4-2-1-windows.zip

Here is the Microsoft Windows release without the Java runtime environment bundled. Download this only if you already have a Java runtime environment version 1.5 or greater!jes-4-2-1-nojava.zip

For Macintosh

Here is the Mac OS X release. Unzip the archive and drag the application to your Applications directory, and double-click to run.jes-4-2-1-mac.zip

For Linux and others

Here is the release for Linux and other Unixes. Extract the zip file and run JES.sh to start JES. You'll need to have already installed Java 1.5. You may need to chmod JES.sh to be able to execute it.jes-4-2-1-nojava.zip

JES 3.2.1 - One-based indexing

For Windows

Here is the Microsoft Windows release with the Java runtime environment bundled. Extract the zip file and run JES.exe (or jes.bat) to start JES. Click on Edit>Options to set your preferences.jes-3-2-1-windows.zip

Here is the Microsoft Windows release without the Java runtime environment bundled. Download this only if you already have a Java runtime environment version 1.5 or greater!jes-3-2-1-nojava.zip

For Macintosh

Here is the Mac OS X release. Unzip the archive and drag the application to your Applications directory, and double-click to run.jes-3-2-1-mac.zip